Home / 134,448.10-185,704.65-98,581.30

Finding the Fourth Proportional to 134,448.10, 185,704.65 and 98,581.30

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Solution

The fourth proportional to 134,448.10, 185,704.65 and 98,581.30 is: 136,164.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,448.10 : 185,704.65 = 98,581.30 : x
  2. Step 2: Convert to fraction form
    134,448.10/185,704.65 = 98,581.30/x
  3. Step 3: Cross multiply
    134,448.10x = 185,704.65 × 98,581.30
  4. Step 4: Simplify right side
    134,448.10x = 18,307,005,813.05
  5. Step 5: Solve for x
    x = 18,307,005,813.05/134,448.10
  6. Step 6: Final answer
    x = 136,164.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.